Effect of genotypes and foliar spray of methyl jasmonate and salicylic acid on andrographolide yield in Andrographis paniculata (Burm. f.) Wall. ex Nees. under semi-arid climate

Bulletin of the National Research Centre

Table 3 Photosynthetic pigments content in leaves of Andrographis paniculata at 140 DAT

Morphotype	Treatment	Chl. a (mg g⁻¹ FW)		Chl. b (mg g⁻¹ FW)		Total Chl. (mg g⁻¹ FW)		Carot. (mg g⁻¹ FW)
AP13	C	2.07	a	0.48	bcdefg	2.55	a	6.2	bcde
	C + MeJ	1.87	b	0.51	bcde	2.37	ab	4.7	ijk
	C + SA	1.64	c	0.65	a	2.29	b	4.7	ijk
	S	1.85	b	0.59	ab	2.44	ab	5.1	fghij
	S + MeJ	1.80	b	0.48	bcdefg	2.28	b	4.9	hijk
	S + SA	1.66	c	0.43	cdefgh	2.09	c	4.2	jk
AP18	C	1.34	e	0.37	defgh	1.71	defghi	5.0	ghijk
	C + MeJ	1.27	efg	0.38	defgh	1.65	efghijk	4.8	ijk
	C + SA	1.26	efgh	0.36	fgh	1.62	efghijk	4.1	k
	S	1.13	ghij	0.32	h	1.45	k	5.7	defgh
	S + MeJ	1.07	j	0.43	cdefgh	1.50	ijk	5.0	ghijk
	S + SA	1.06	j	0.45	bcdefgh	1.51	hijk	4.2	jk
AP2	C	1.28	ef	0.43	cdefgh	1.71	defghi	7.0	ab
	C + MeJ	1.06	j	0.52	bcd	1.58	fghijk	7.0	ab
	C + SA	1.07	j	0.42	cdefgh	1.49	jk	5.9	defg
	S	1.22	efghi	0.33	gh	1.55	ghijk	6.2	bcde
	S + MeJ	1.12	hij	0.37	defgh	1.49	jk	5.9	cdef
	S + SA	1.08	ij	0.36	efgh	1.44	k	6.3	abcde
AP24	C	1.50	d	0.37	defgh	1.87	d	6.2	bcde
	C + MeJ	1.24	efgh	0.50	bcdef	1.74	defg	4.2	jk
	C + SA	1.16	fghij	0.32	h	1.48	jk	4.6	jk
	S	1.28	ef	0.44	cdefgh	1.72	defgh	6.0	cde
	S + MeJ	1.16	fghij	0.36	fgh	1.52	hijk	4.8	hijk
	S + SA	1.14	ghij	0.44	cdefgh	1.58	fghijk	5.0	fghijk
AP35	C	1.30	ef	0.38	defgh	1.68	defghij	7.2	a
	C + MeJ	1.21	efghi	0.34	gh	1.55	ghijk	7.0	ab
	C + SA	1.25	efgh	0.54	abc	1.79	de	6.8	abc
	S	1.35	e	0.43	cdefgh	1.77	def	6.6	abcd
	S + MeJ	1.17	fghij	0.42	cdefgh	1.59	efghijk	6.4	abcde
	S + SA	1.09	ij	0.39	defgh	1.47	jk	5.5	efghi

C Control, S Stressed, MeJ Methyl jasmonate, SA Salicylic acid, Chl. A Chlorophyll a, Chl. b Chlorophyll b, Total Chl. Total Chlorophyll and Carot.-carotenoids, means with the same letter in the columns do not showing significantly different (P = 0.05)— (Duncan Multiple Range Test)